Commercial vessels spray water to extinguish a platform fire onboard West Delta 32 on November 16, 2012 in the Gulf of Mexico, approximately 20 miles offshore of Grand Isle, Lousiana. The Coast Guard was searching for two missing workers while four others were critically injured following the fire, which published reports say was sparked by workers using a torch to cut an oil line. less

Commercial vessels spray water to extinguish a platform fire onboard West Delta 32 on November 16, 2012 in the Gulf of Mexico, approximately 20 miles offshore of Grand Isle, Lousiana. The Coast Guard was ... more

A supply vessel moves near the oil platform damaged by an explosion and fire. Four people were transported to a hospital with critical burns and two were missing.

A supply vessel moves near the oil platform damaged by an explosion and fire. Four people were transported to a hospital with critical burns and two were missing.

Photo: Gerald Herbert, Associated Press

A supply vessel moves near the oil platform damaged by an explosion... Photo-5052204.68322 - Houston Chronicle

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Taboola Gallery Frame Item-85307.68322 - Houston Chronicle

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A Coast Guard helicopter flies over the area of an explosion and fire on the oil platform in the Gulf of Mexico. Four people were transported to a hospital with critical burns and two were missing.

A Coast Guard helicopter flies over the area of an explosion and fire on the oil platform in the Gulf of Mexico. Four people were transported to a hospital with critical burns and two were missing.

Photo: Gerald Herbert, Associated Press

A Coast Guard helicopter flies over the area of an explosion and... Photo-5052205.68322 - Houston Chronicle

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An oil platform damaged from an explosion and fire in the Gulf of Mexico, about 25 miles southeast of Grand Isle, La. Four people were transported to a hospital with critical burns and two were missing.

An oil platform damaged from an explosion and fire in the Gulf of Mexico, about 25 miles southeast of Grand Isle, La. Four people were transported to a hospital with critical burns and two were missing.

Photo: Gerald Herbert, Associated Press

An oil platform damaged from an explosion and fire in the Gulf of... Photo-5052206.68322 - Houston Chronicle

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Damage from an explosion and fire on an oil platform in the Gulf of Mexico. Four people were transported to a hospital with critical burns and two were missing.

Damage from an explosion and fire on an oil platform in the Gulf of Mexico. Four people were transported to a hospital with critical burns and two were missing.

Photo: Gerald Herbert, Associated Press

Damage from an explosion and fire on an oil platform in the Gulf of... Photo-5052207.68322 - Houston Chronicle

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Damage from an explosion and fire on an oil platform in the Gulf of Mexico, Friday, Nov. 16, 2012. Four people were transported to a hospital with critical burns and two were missing.

Damage from an explosion and fire on an oil platform in the Gulf of Mexico, Friday, Nov. 16, 2012. Four people were transported to a hospital with critical burns and two were missing.

Photo: Gerald Herbert, Associated Press

Damage from an explosion and fire on an oil platform in the Gulf of... Photo-5052208.68322 - Houston Chronicle

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Taboola Gallery Frame Item-85307.68322 - Houston Chronicle

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Damage from an explosion and fire on an oil platform in the Gulf of Mexico, about 25 miles southeast of Grand Isle, La. Four people were transported to a hospital with critical burns and two were missing.

Damage from an explosion and fire on an oil platform in the Gulf of Mexico, about 25 miles southeast of Grand Isle, La. Four people were transported to a hospital with critical burns and two were missing.

Photo: Gerald Herbert, Associated Press

Damage from an explosion and fire on an oil platform in the Gulf of... Photo-5052209.68322 - Houston Chronicle

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A Coast Guard helicopter flies over the area of an explosion and fire on an oil platform in the Gulf of Mexico. Four people were transported to a hospital with critical burns and two were missing.

A Coast Guard helicopter flies over the area of an explosion and fire on an oil platform in the Gulf of Mexico. Four people were transported to a hospital with critical burns and two were missing.

Photo: Gerald Herbert, Associated Press

A Coast Guard helicopter flies over the area of an explosion and... Photo-5052210.68322 - Houston Chronicle

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A supply vessel moves near an oil platform damaged by an explosion and fire, Friday, Nov. 16, 2012, in the Gulf of Mexico about 25 miles southeast of Grand Isle, La. Four people were transported to a hospital with critical burns and two were missing. less

A supply vessel moves near an oil platform damaged by an explosion and fire, Friday, Nov. 16, 2012, in the Gulf of Mexico about 25 miles southeast of Grand Isle, La. Four people were transported to a hospital ... more

Photo: Gerald Herbert, Associated Press

A supply vessel moves near an oil platform damaged by an explosion... Photo-5052211.68322 - Houston Chronicle

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A supply vessel moves near an oil platform damaged by an explosion and fire. Four people were transported to a hospital with critical burns and two were missing.

A supply vessel moves near an oil platform damaged by an explosion and fire. Four people were transported to a hospital with critical burns and two were missing.

Photo: Gerald Herbert, Associated Press

A supply vessel moves near an oil platform damaged by an explosion... Photo-5052212.68322 - Houston Chronicle